CN107941584A - A kind of performance test methods of modified active carbonic acid calcium - Google Patents
A kind of performance test methods of modified active carbonic acid calcium Download PDFInfo
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- CN107941584A CN107941584A CN201711295485.1A CN201711295485A CN107941584A CN 107941584 A CN107941584 A CN 107941584A CN 201711295485 A CN201711295485 A CN 201711295485A CN 107941584 A CN107941584 A CN 107941584A
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- calcium carbonate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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Abstract
The invention discloses a kind of performance test methods of modified active carbonic acid calcium.It is related to modified calcium carbonate detection technique field.Making, sample analysis including sample, are separately added into different amounts coupling agent by the calcium carbonate emulsion of 10kg, are grouped, and filter, wash while hot, remove unreacted coupling agent, are ground after drying and both obtain activated Calcium carbonate grinding；It is taken separated from the calcium carbonate powder without activation process to be grouped, selects absolute ethyl alcohol to be added in Corvic the calcium carbonate being modified and unmodified calcium carbonate in 30% ratio as extract, batten is made, test its mechanical property.The present invention is used as extractant by absolute ethyl alcohol, and absolute ethyl alcohol is easy to system, effectively reduces the cost of experiment, by the mixing of calcium carbonate powder and Corvic, the batten of system, the data of experiment are drawn by the verification of experiment equipment, experimentation is simple and easy to operate, reduces experimental error.
Description
Technical field
The invention belongs to modified calcium carbonate detection technique field, is surveyed more particularly to a kind of performance of modified active carbonic acid calcium
Method for testing.
Background technology
High-grade filler of the activated Calcium carbonate as high filler loading capacity, is widely used in rubber, plastics, plastic-steel door and window, PVC electricity
Cable material, high grade paint, tubing, tire, sole, polyvinyl blow molding, sealing joint strip, glass fiber reinforced plastics product, cable packaging cloth, papermaking,
The industries such as building materials, ink, daily-use chemical industry, weaving, feed, food additives.
Activated Calcium carbonate is base-material, using polyfunctional surfactant and composite efficient processing aid, to inorganic particle
Surface is modified activation process and forms.Calcium carbonate powder after modified processing, surface form a kind of special cladding structure,
Dispersiveness and compatibility in the polymer matrixs such as polyolefin can be significantly improved, and interface can be produced between polymer matrix
Effect, is a kind of incremental filling additive of function admirable so as to improve the impact strength of product.Loading is generally 30-
100%, even more than 100 parts of some products.The detection process of existing modified calcium carbonate is cumbersome, the data processing amount of experiment
Greatly, the deviation of experiment is easily caused.
The content of the invention
It is an object of the invention to provide a kind of performance test methods of modified active carbonic acid calcium, it is used as by absolute ethyl alcohol
Extractant, absolute ethyl alcohol are easy to system, effectively reduce the cost of experiment, pass through calcium carbonate powder and Corvic
Mixing, the batten of system, draws the data of experiment, experimentation is simple and easy to operate, reduces experiment by the verification of experiment equipment
The presence of error.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of performance test methods of modified active carbonic acid calcium, is comprised the following steps：
Step 1, the making of sample：The calcium carbonate emulsion of 10kg is added in high mixer, is heated to 120 DEG C, and
The dosage for being separately added into coupling agent is 1%, 2%, 3%, the 4% of calcium carbonate quality, it is No. 1 that sample is numbered respectively, No. 2, No. 3,4
Number, soak time 8min, filters, washs, remove unreacted coupling agent, ground after drying and both obtain active calcium carbonate powder while hot
Mill；
Step 2, sample analysis：It is No. 5 to choose the calcium carbonate powder numbering without activation process, take quality for M samples and
Quality is the untreated calcium carbonate of M, is respectively put into different capacity tubes,
A, selects absolute ethyl alcohol to be used as extract, considers the performance of absolute ethyl alcohol boiling point and coupling agent, and temperature selects 20-50
DEG C, time 30-120min, the quality carried out after completion extraction after washing drying is referred to as M1, then by dried quality be M1's
Sample calcines 1h at 450 DEG C, and it is M that quality is obtained after cooling2, extraction grafting rate γ=M1-M2/M-M1；
B, the calcium carbonate being modified and unmodified calcium carbonate are added in Corvic in 30% ratio, system
Into batten, its mechanical property is tested.
Further, high mixer rotating speed is fixed as 1400r/min in the step 1.
Further, instrument and equipment is needed to include balance, capacity tube, ruler, scuppit in the step 2.
Further, extraction temperature is divided into 20 DEG C, 35 DEG C, 50 DEG C in a sub-steps in the step 2, and extraction time is divided into
30min、60min、90min、120min。
Further, the mechanical property tested in the step 2 in b sub-steps includes tensile strength, bending strength, punching
Hit intensity, elongation.
The invention has the advantages that：
The present invention is used as extractant by absolute ethyl alcohol, and absolute ethyl alcohol is easy to system, effectively reduces the cost of experiment,
By the mixing of calcium carbonate powder and Corvic, the batten of system, the data of experiment are drawn by the verification of experiment equipment,
Experimentation is simple and easy to operate, reduces the presence of experimental error, and by multiple experiment, obtain experimental result, improve real
Test the accuracy of result.
Certainly, implement any of the products of the present invention and do not necessarily require achieving all the advantages described above at the same time.
Embodiment
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The all other embodiment obtained without creative efforts, belongs to the scope of protection of the invention.
The present invention is a kind of performance test methods of modified active carbonic acid calcium, as follows：
The making of sample：The calcium carbonate emulsion of 10kg is added in high mixer, is heated to 120 DEG C, and add respectively
The dosage for entering coupling agent is 1%, 2%, 3%, the 4% of calcium carbonate quality, and it is No. 1, No. 2, No. 3, No. 4 that sample is numbered respectively, living
The change time is 8min, filters, washs while hot, remove unreacted coupling agent, is ground after drying and both obtain activated Calcium carbonate grinding；
Sample analysis：It is No. 5 to choose the calcium carbonate powder numbering without activation process, takes that quality is M samples and quality is M
Untreated calcium carbonate, be respectively put into different capacity tubes,
Embodiment 1：
Absolute ethyl alcohol is selected to be used as the performance of extract, consideration absolute ethyl alcohol boiling point and coupling agent, extraction time is
30min, experimental group are equipped with three groups, and the experimental temperature of different experiments group is 20 DEG C, 35 DEG C, 50 DEG C respectively, are carried out after completing extraction
Quality after washing is dry is referred to as M1, then by dried quality be M1Sample 1h is calcined at 450 DEG C, obtain matter after cooling
Measure as M2, extraction grafting rate γ=M1-M2/M-M1。
Embodiment 2：
Absolute ethyl alcohol is selected to be used as the performance of extract, consideration absolute ethyl alcohol boiling point and coupling agent, extraction time is
60min, experimental group are equipped with three groups, and the experimental temperature of different experiments group is 20 DEG C, 35 DEG C, 50 DEG C respectively, are carried out after completing extraction
Quality after washing is dry is referred to as M1, then by dried quality be M1Sample 1h is calcined at 450 DEG C, obtain matter after cooling
Measure as M2, extraction grafting rate γ=M1-M2/M-M1。
Embodiment 3：
Absolute ethyl alcohol is selected to be used as the performance of extract, consideration absolute ethyl alcohol boiling point and coupling agent, extraction time is
90min, experimental group are equipped with three groups, and the experimental temperature of different experiments group is 20 DEG C, 35 DEG C, 50 DEG C respectively, are carried out after completing extraction
Quality after washing is dry is referred to as M1, then by dried quality be M1Sample 1h is calcined at 450 DEG C, obtain matter after cooling
Measure as M2, extraction grafting rate γ=M1-M2/M-M1。
Embodiment 4：
Absolute ethyl alcohol is selected to be used as the performance of extract, consideration absolute ethyl alcohol boiling point and coupling agent, extraction time is
120min, experimental group are equipped with three groups, and the experimental temperature of different experiments group is 20 DEG C, 35 DEG C, 50 DEG C respectively, are carried out after completing extraction
Quality after washing is dry is referred to as M1, then by dried quality be M1Sample 1h is calcined at 450 DEG C, obtain matter after cooling
Measure as M2, extraction grafting rate γ=M1-M2/M-M1, the consumption of the coupling agent of extraction is as shown in table 1.
Table 1
Embodiment 5
By to number be No. 1, No. 2, No. 3, No. 4, the calcium carbonate powder of No. 5 be added to Corvic in 30% ratio
In, batten is made, tests its mechanical property, as shown in table 2.
Table 2
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one implementation of the present invention is contained in reference to the embodiment or example particular features, structures, materials, or characteristics described
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can close in any one or more embodiments or example
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is in order to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (5)
1. a kind of performance test methods of modified active carbonic acid calcium, it is characterised in that comprise the following steps：
Step 1, the making of sample：The calcium carbonate emulsion of 10kg is added in high mixer, is heated to 120 DEG C, and respectively
The dosage for adding coupling agent is 1%, 2%, 3%, the 4% of calcium carbonate quality, and it is No. 1, No. 2, No. 3, No. 4 that sample is numbered respectively,
Soak time is 8min, filters, washs while hot, remove unreacted coupling agent, is ground after drying and both obtain activated Calcium carbonate grinding；
Step 2, sample analysis：It is No. 5 to choose the calcium carbonate powder numbering without activation process, and it is M samples and quality to take quality
For the untreated calcium carbonate of M, it is respectively put into different capacity tubes,
A, selects absolute ethyl alcohol to be used as extract, considers the performance of absolute ethyl alcohol boiling point and coupling agent, 20-50 DEG C of temperature selection,
Time is 30-120min, and the quality carried out after completion extraction after washing drying is referred to as M1, then by dried quality be M1Sample
Product calcine 1h at 450 DEG C, and it is M that quality is obtained after cooling2, extraction grafting rate γ=M1-M2/M-M1；
B, the calcium carbonate being modified and unmodified calcium carbonate are added in Corvic in 30% ratio, sample is made
Bar, tests its mechanical property.
A kind of 2. performance test methods of modified active carbonic acid calcium according to claim 1, it is characterised in that the step
High mixer rotating speed is fixed as 1400r/min in one.
A kind of 3. performance test methods of modified active carbonic acid calcium according to claim 1, it is characterised in that the step
Instrument and equipment is needed to include balance, capacity tube, ruler, scuppit in two.
A kind of 4. performance test methods of modified active carbonic acid calcium according to claim 1, it is characterised in that the step
Extraction temperature is divided into 20 DEG C, 35 DEG C, 50 DEG C in a sub-steps in two, and extraction time is divided into 30min, 60min, 90min, 120min.
A kind of 5. performance test methods of modified active carbonic acid calcium according to claim 1, it is characterised in that the step
The mechanical property tested in two in b sub-steps includes tensile strength, bending strength, impact strength, elongation.
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Denomination of invention: A Performance Testing Method for Modified Activated Calcium Carbonate Effective date of registration: 20230825 Granted publication date: 20200731 Pledgee: Xuancheng Zhenxuan Financing Guarantee Group Co.,Ltd. Pledgor: ANHUI XINTAO NEW MATERIAL TECHNOLOGY CO.,LTD. Registration number: Y2023980053384 |